.fix-btn-change {
  position: fixed;
  top: 65px;
  right: -50px;
  width: 100px;
  text-align: left;
  border-radius: 15px 0 0 15px;
  padding: 10px;
  background-color: #f56c6c;
  opacity: 0.8;
  transition: 0.4s;
  z-index: 999;
}
.fix-btn-change:hover {
  cursor: pointer;
  right: -10px;
  transition: 0.4s;
}
.layout5 {
  text-align: center;
  height: 100vh;
}
.layout5 .header {
  height: 20%;
  border-radius: 5px 5px 0 0;
  background-color: #337ecc;
}
.layout5 .header-bottom {
  height: 15%;
  background-color: rgb(4, 72, 141);
}
.layout5 .container {
  height: 55%;
  display: flex;
  text-align: center;
}
.layout5 .container .left {
  flex: 1;
  background-color: #79bbff;
}
.layout5 .container .center {
  flex: 8;
  background-color: #a0cfff;
}
.layout5 .container .right {
  flex: 1;
  background-color: #79bbff;
}
.layout5 .footer {
  height: 10%;
  border-radius: 0 0 5px 5px;
  background-color: #337ecc;
}
